In resize(), i dont see old bucket nodes memory being released. Same way, delete() also doesnt release memory for node which is deleted! Memory leak problems should be included inherently in all programs.
Course: https://www.educative.io/collection/5642554087309312/5646276079124480
Lesson: https://www.educative.io/collection/page/5642554087309312/5646276079124480/5640425327034368